Currently ACL syntax supports in a property value either direct match ("name=RequestQueue") or a substring match ("name=tmp.*").
That is not sufficient when authorizing access to topics. One particular example: amq.topic exchange receives messages with keys usa.sports, usa.news, europe.sports and europe.news. Currently we can not authorize access just to topics *.sports and to usa. *
As there exist different use cases where regular expressions are required in a, it is meaningful to support (full) regular expressions in ACL property values.
Since qpid C++ broker already relies on boost libraries a lot, I suggest (in a patch proposed) using boost::regex library.
I tested the attached patch on Fedora, not sure if other Linux distributions are familiar with the change in Makefile.am.